Portable power charger



FIG. 1 is a front, top perspective view of a portable power charger showing our new design;

FIG. 2 is another front, top perspective view thereof, shown in an alternate configuration of use with a pivotable portion of the portable power charger moved;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front-end view thereof;

FIG. 6 is a rear-end view thereof;

FIG. 7 is a left-hand side view thereof; and,

FIG. 8 is a right-hand side view thereof.

The broken lines in the figures depict portions of the article which form no part of the claimed design. 

CLAIM The ornamental design for a portable power charger, substantially as shown and described. 